React JS courses can help you learn component-based architecture, state management, and routing. You can build skills in creating interactive user interfaces, optimizing performance, and managing application state with tools like Redux. Many courses also cover testing frameworks such as Jest and React Testing Library, enabling you to ensure your applications are robust and reliable.

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, API Design, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, Unit Testing, SQL, Databases, Server Side, Application Deployment, Database Management Systems, Javascript, Application Programming Interface (API), Software Documentation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: React.js, ChatGPT, Cascading Style Sheets (CSS), Generative AI, Development Environment, OpenAI, JavaScript Frameworks, Microsoft Visual Studio, LLM Application, Web Design and Development, Secure Coding, Node.JS, Javascript, Restful API, API Design, Debugging
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Decision Making, Behavioral Economics, Public Policies, Diversity Awareness, Compassion, Sociology, Culture, Psychology, Cultural Diversity, Mental Health, Resilience, Critical Thinking, Human Development, Social Sciences, Personal Development, Industrial and Organizational Psychology, Empathy, Mindfulness, Interpersonal Communications, Relationship Building
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Prompt Engineering, Generative AI Agents, Tool Calling, User Interface (UI), LLM Application, Agentic systems, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, OpenAI, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, JavaScript Frameworks, Web Development Tools, Computer Programming, Web Development, Data Structures, JSON, Javascript, Software Development
Intermediate · Specialization · 1 - 3 Months

University of Toronto
Skills you'll gain: Mindfulness, Active Listening, Stress Management, Empowerment, De-escalation Techniques, Personal Development, Emotional Intelligence, Biology, Social Skills, Resilience, Physiology, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, Front-End Web Development, Web Development Tools, Bootstrap (Front-End Framework), React.js, Web Development, Javascript, JavaScript Frameworks, Semantic Web
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, UI Components, Full-Stack Web Development, Authorization (Computing), File Management, React.js, Application Deployment, Development Environment, JavaScript Frameworks, Web Development Tools, Web Applications, User Interface (UI), User Interface (UI) Design, Content Management, Data Modeling
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Microsoft Copilot, Integrated Development Environments, Microsoft Visual Studio, Software Development Tools, GitHub, Debugging, UI Components, Cascading Style Sheets (CSS), Software Installation, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Front-End Web Development, Server Side, Application Deployment, Back-End Web Development, JavaScript Frameworks, Web Applications, UI Components, Authentications, User Accounts, Database Development, User Interface (UI), Payment Systems, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Applications, JavaScript Frameworks, Restful API, Web Development, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Security Testing, Web Development Tools, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, JavaScript Frameworks, Payment Systems, Transaction Processing, Microsoft Development Tools, Authorization (Computing), User Interface (UI), Authentications, Programming Principles
Beginner · Specialization · 3 - 6 Months